package ifkm.kit.bremodroid;

import java.util.Locale;

import bremo.main.Bremo;

import android.app.ActionBar;
import android.app.FragmentTransaction;
import android.content.Intent;
import android.graphics.Color;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.app.NavUtils;
import android.support.v4.view.ViewPager;
import android.util.Log;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends FragmentActivity implements
		ActionBar.TabListener, DummySectionFragment.OnButtonClickedListener{

	/**
	 * The {@link android.support.v4.view.PagerAdapter} that will provide
	 * fragments for each of the sections. We use a
	 * {@link android.support.v4.app.FragmentPagerAdapter} derivative, which
	 * will keep every loaded fragment in memory. If this becomes too memory
	 * intensive, it may be best to switch to a
	 * {@link android.support.v4.app.FragmentStatePagerAdapter}.
	 */
	SectionsPagerAdapter mSectionsPagerAdapter;

	/**
	 * The {@link ViewPager} that will host the section contents.
	 */
	ViewPager mViewPager;
	
	private boolean isFileChoosen = false;
	private final int REQUEST_CODE = 1;
	private String fileChoosen = "";
	private TextView status;
	private Button play;
	private Button open;
	private ProgressBar progressBar;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);

		// Set up the action bar.
		final ActionBar actionBar = getActionBar();
		actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);

		// Create the adapter that will return a fragment for each of the three
		// primary sections of the app.
		mSectionsPagerAdapter = new SectionsPagerAdapter(
				getSupportFragmentManager());

		// Set up the ViewPager with the sections adapter.
		mViewPager = (ViewPager) findViewById(R.id.pager);
		mViewPager.setAdapter(mSectionsPagerAdapter);

		// When swiping between different sections, select the corresponding
		// tab. We can also use ActionBar.Tab#select() to do this if we have
		// a reference to the Tab.
		mViewPager
				.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
					@Override
					public void onPageSelected(int position) {
						actionBar.setSelectedNavigationItem(position);
					}
				});

		// For each of the sections in the app, add a tab to the action bar.
		for (int i = 0; i < mSectionsPagerAdapter.getCount(); i++) {
			// Create a tab with text corresponding to the page title defined by
			// the adapter. Also specify this Activity object, which implements
			// the TabListener interface, as the callback (listener) for when
			// this tab is selected.
			actionBar.addTab(actionBar.newTab()
					.setText(mSectionsPagerAdapter.getPageTitle(i))
					.setTabListener(this));
		}
		
		if (findViewById(R.id.pager) == null && findViewById(R.id.maintablet) != null) {

			 status = (TextView) findViewById(R.id.textView);
				status.setText("File is not Ready");
				status.setTextColor(Color.RED);
				status.setClickable(false);
				
				progressBar = (ProgressBar) findViewById(R.id.progressBar1);
				progressBar.setVisibility(View.INVISIBLE);
				
				 play = (Button)findViewById(R.id.play);
				 open = (Button)findViewById(R.id.open);
				 
				 final ResultSectionFragment result  = (ResultSectionFragment) 
				     		getSupportFragmentManager().findFragmentById(R.id.result_fragment);
					
				 final DummySectionFragment warning = (DummySectionFragment) 
				     		getSupportFragmentManager().findFragmentById(R.id.error_fragment);
				
				 play.setEnabled(false);
				
				 play.setOnClickListener(new View.OnClickListener() {
					
					@Override
					public void onClick(View v) {
						// TODO Auto-generated method stub
						progressBar.setVisibility(View.VISIBLE);
						open.setEnabled(false);
	     				
						warning.updateView();
						result.setResultText();
						
						Bremo bremo = new Bremo(fileChoosen);
						bremo.start();
					    
						Toast.makeText(getApplicationContext(), "test the pressed button", Toast.LENGTH_SHORT).show();
					}
				});
				 
				 
				 open.setOnClickListener(new View.OnClickListener() {
						
						@Override
						public void onClick(View v) {
							// TODO Auto-generated method stub
//							File root = new File(Environment.getExternalStorageDirectory().getPath()
//									+ "/Documents/");
//						    Uri uri = Uri.fromFile(root);
							Intent intent = new Intent(Intent.ACTION_GET_CONTENT); 
//						    intent.setDataAndType(uri,"txt/*"); 
							intent.setType("txt/*");
						    intent.addCategory(Intent.CATEGORY_OPENABLE);
						    
						    Log.d("TAG","Intent started");
						    
						    try {
						        startActivityForResult(
						                Intent.createChooser(intent, "Select a File to Open"),
						                REQUEST_CODE);
						        Log.d("TAG", "What wrong??");
						     } catch (android.content.ActivityNotFoundException ex) {
						        //Handle error.
						    	Log.e("ERROR"," Seems not Works");
						    	 Toast.makeText(getApplicationContext(), "Please install a File Manager.", 
						                 Toast.LENGTH_SHORT).show();
						     }
						}
					});
				 
				 Button stop = (Button)findViewById(R.id.stop);
				 stop.setOnClickListener(new View.OnClickListener() {
						
						@Override
						public void onClick(View v) {
							// TODO Auto-generated method stub
							Toast.makeText(getApplicationContext(), "test the pressed button", Toast.LENGTH_SHORT).show();
						}
					});
		}
	}

	  
	
	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}

	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
		// TODO Auto-generated method stub
		 if (requestCode == REQUEST_CODE) {
		        if (resultCode == FragmentActivity.RESULT_OK) {
		            Log.d("TAG", "File Uri: " + data.getData().toString());
		           
		            fileChoosen = data.getData().getPath();
		            if (fileChoosen != "") {
		            	isFileChoosen = true;
		            	status.setText("File is Ready");
		    			status.setTextColor(Color.GREEN);
		    			status.setClickable(false);
		    			play.setEnabled(true);
		            }
		            Log.d("TAG", "File Path: " + fileChoosen);
		        }
		    }
		 super.onActivityResult(requestCode, resultCode, data);
	}



	@Override
	public void onTabSelected(ActionBar.Tab tab,
			FragmentTransaction fragmentTransaction) {
		// When the given tab is selected, switch to the corresponding page in
		// the ViewPager.
		mViewPager.setCurrentItem(tab.getPosition());
	}

	@Override
	public void onTabUnselected(ActionBar.Tab tab,
			FragmentTransaction fragmentTransaction) {
	}

	@Override
	public void onTabReselected(ActionBar.Tab tab,
			FragmentTransaction fragmentTransaction) {
	}

	/**
	 * A {@link FragmentPagerAdapter} that returns a fragment corresponding to
	 * one of the sections/tabs/pages.
	 */
	public class SectionsPagerAdapter extends FragmentPagerAdapter {

		public SectionsPagerAdapter(FragmentManager fm) {
			super(fm);
		}

		@Override
		public Fragment getItem(int position) {
			// getItem is called to instantiate the fragment for the given page.
			// Return a DummySectionFragment (defined as a static inner class
			// below) with the page number as its lone argument.
			Fragment fragment1 = new DummySectionFragment();
			Fragment fragment2 = new ResultSectionFragment();
			Fragment fragment = null;
			Bundle args = new Bundle();
			args.putInt(DummySectionFragment.ARG_SECTION_NUMBER, position + 1);
			fragment1.setArguments(args);
			if (position == 0) {
				fragment = fragment1;
			} else if (position == 1) {
				fragment = fragment2;
			}
			return fragment;
		}

		@Override
		public int getCount() {
			// Show 3 total pages.
			return 2;
		}

		@Override
		public CharSequence getPageTitle(int position) {
			Locale l = Locale.getDefault();
			switch (position) {
			case 0:
				return getString(R.string.title_section1).toUpperCase(l);
			case 1:
				return getString(R.string.title_section2).toUpperCase(l);
			}
			return null;
		}
	}

	@Override
	public void onStartButtonClicked() {
		ResultSectionFragment result = null;
		DummySectionFragment warning = null;
		
		if (findViewById(R.id.pager) != null) {
			result  = (ResultSectionFragment) 
		     		getSupportFragmentManager().getFragments().get(1);
			
			result.setResultText();
		} else {
			result  = (ResultSectionFragment) 
		     		getSupportFragmentManager().findFragmentById(R.id.result_fragment);
			
			result.setResultText();
			
			warning = (DummySectionFragment) 
		     		getSupportFragmentManager().findFragmentById(R.id.error_fragment);
		}

	}



	@Override
	public void onStopButtonClicked() {
		// TODO Auto-generated method stub
		
	}


}
